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Note 5 - Goodwill - Goodwill (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | ---
Goodwill, gross | $ 1,267,362 |  |  |
Goodwill, cumulative amortization | (6,134) |  |  |
Goodwill, cumulative impairment losses | (289,941) |  |  |
Goodwill, net | 971,287 | $ 1,083,287 | $ 1,062,102 | $ 888,224
Las Vegas Locals [Member] |  |  |  |
Goodwill, gross | 593,567 |  |  |
Goodwill, cumulative amortization | 0 |  |  |
Goodwill, cumulative impairment losses | (188,079) |  |  |
Goodwill, net | 405,488 |  |  |
Downtown Las Vegas [Member] |  |  |  |
Goodwill, gross | 6,997 |  |  |
Goodwill, cumulative amortization | (6,134) |  |  |
Goodwill, cumulative impairment losses | 0 |  |  |
Goodwill, net | 863 |  |  |
Midwest and South [Member] |  |  |  |
Goodwill, gross | 666,798 |  |  |
Goodwill, cumulative amortization | 0 |  |  |
Goodwill, cumulative impairment losses | (101,862) |  |  |
Goodwill, net | $ 564,936 |  |  |

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